TASCAM Celesonic US-20x20 Owners Manual - Page 15

Troubleshooting Please read this chapter if you are unable to use the unit properly even after setting it up following the procedures in this manual. If you are still unable to resolve your problems please contact TASCAM customer support (see page 2) with the following information about the operating environment and details about the trouble. 88 Operating environment 00Computer manufacturer 00Model 00CPU 00Memory (RAM) 00Operating system 00Applications used 00Antivirus software 00Wireless LAN use 88 The dedicated software cannot be installed 1. Check the operating system The operating system you are using might not be supported by the software that you are trying to install. Check the operating systems supported by the software that you are trying to install. 2. Stop software that is running in the background Antivirus software and other software running in the background can interfere with installation. Quit software running in the background and try installing again. 88 The unit is connected, but the computer does not recognize it. 1. Install the dedicated software oo If you have not done so, install the dedicated software. (See "Installing the dedicated software" on page 8.) 2. Change the USB port oo This unit will not work with USB 1.1. Use a USB 3.0 or USB 2.0 port. oo Do not use a USB hub. Always connect the unit directly to a USB port on the computer. oo If the above steps do not resolve the problem, connect the unit to a different USB port on the computer. 88 There is no sound even when audio is playing back on the computer. The audio output must be set on the computer. Please confirm the following while the unit is connected to the computer. Moreover, if you make the following settings, sound will be output through this unit, but no sound will be output by the computer's speakers or headphone jack. Windows 10/Windows 8.1/Windows 7 00See the "Windows Media Player" section in the "8 - Appli- cation Guide" chapter of the Reference Manual, and make settings for the default playback device according to the OS. 00Conduct procedures 1-4 for Windows 8 or procedures 1-3 for Windows 7 to set the default device for playback. Mac OS X 1. Quit all applications and open "System Preferences..." from the Apple menu. 2. Open "Sound". 3. On the Output tab, select "US-20x20". After completing the setting, restart the computer and check the sound of playback. Depending on the application that you are using, you might need to make additional device settings. In particular, DAW applications operate using audio engines with settings that are different from the OS settings, so confirm the DAW settings first after installing the dedicated software for this unit. Please see the manuals for the applications that you are using for detailed setting procedures. 88 Sound breaks up or there is noise. The processing load on the computer causes sound to break up and noise to occur. Here are some methods to reduce the load on the computer. 1. A wireless LAN and software running in the background, including antivirus software, regularly put processing loads on the computer, which can cause sound to break up and other noise. Stop wireless LAN transmission, antivirus software and other software running in the background when using this unit. 2. Set the buffer size (latency) in the audio application that you are using or in this unit's Settings Panel to a larger value (Windows only). NOTE Consult the maker of the audio application that you are using for methods to reduce its load on your computer. 3. Change the settings of your computer so that they are optimal for audio processing. Windows 10 1 Click the Start button and click "Explorer". 2 Right-click "PC" and select "Properties". 3 Click "Advanced system settings". 4 Click "Settings" in the "Performance" section of the "Advanced" tab of the "System Properties" window. 5 In the "Visual Effects" tab of the "Performance Options" window, select "Adjust for best performance". TASCAM US-20x20 15